Collar element of a shoe upper



FIG. 1 is a top and left side view of a collar element of a shoe upper showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line showing of laces, a shoe upper and sole in FIG. 1 is for illustrative purposes and forms no part of the claimed design. 

The ornamental design for a collar element of a shoe upper, as shown and described. 